80729568

素因数分解:

$2^5\times 3^3\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 237081600

約数和(自身を除く): 156352032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 223, 288, 419, 432, 446, 669, 838, 864, 892, 1257, 1338, 1676, 1784, 2007, 2514, 2676, 3352, 3568, 3771, 4014, 5028, 5352, 6021, 6704, 7136, 7542, 8028, 10056, 10704, 11313, 12042, 13408, 15084, 16056, 20112, 21408, 22626, 24084, 30168, 32112, 40224, 45252, 48168, 60336, 64224, 90504, 93437, 96336, 120672, 181008, 186874, 192672, 280311, 362016, 373748, 560622, 747496, 840933, 1121244, 1494992, 1681866, 2242488, 2522799, 2989984, 3363732, 4484976, 5045598, 6727464, 8969952, 10091196, 13454928, 20182392, 26909856, 40364784, 80729568]

約数ペア:

[(1, 80729568), (2, 40364784), (3, 26909856), (4, 20182392), (6, 13454928), (8, 10091196), (9, 8969952), (12, 6727464), (16, 5045598), (18, 4484976), (24, 3363732), (27, 2989984), (32, 2522799), (36, 2242488), (48, 1681866), (54, 1494992), (72, 1121244), (96, 840933), (108, 747496), (144, 560622), (216, 373748), (223, 362016), (288, 280311), (419, 192672), (432, 186874), (446, 181008), (669, 120672), (838, 96336), (864, 93437), (892, 90504), (1257, 64224), (1338, 60336), (1676, 48168), (1784, 45252), (2007, 40224), (2514, 32112), (2676, 30168), (3352, 24084), (3568, 22626), (3771, 21408), (4014, 20112), (5028, 16056), (5352, 15084), (6021, 13408), (6704, 12042), (7136, 11313), (7542, 10704), (8028, 10056)]